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Bonus - Jackaroo Manual
Maintenance manual

Recent Posts

Low oil pressure light comes on

J5, my true Blue Jack was giving some odd symptoms recently.

It would be periodically hard to start, tracked to a bad ORPS [maybe] but the really odd thing was the oil light would not extinguish. You would decelerate to a corner and the engine would stall – got quite quick to clutch start it […]

4JX1 - Problems with the injectors – Oring problems

Problems with the injectors – oring problems

This amounts too usually, one of three problems:

Diesel in coolant [oily scum found on top of radiator coolant, under the cap]; Coolant in the diesel [green coolant in the diesel tank]; Diesel in the oil [increasing oil volumes on stick]

A set of removed injectors, with 3 […]

Service Intervals and records

The service intervals for the Jackaroo/ Trooper are often lost as a vehicle is sold more than once, so it is important to look at the service sheet and vehicle specifications:

For your use, data sheet and service sheet

I keep these in the vehicle and bring the vehicle up to speed after purchase, then […]

Injectors fail to fire

This is a hard one to be sure about, without resorting to a TECH-2.

However, it must be remembered that for a “start” to occur, there are a series of pre-existing conditions:

There is fuel to the front of the oil-rail; There is oil at full pressure to the oil-rail; The oil does not smell […]

Cooler weather here now

It is getting cooler!!

A few things to think about with slower starts and sluggish starts in early winter/ autumn. It is only likely to get worse!!

OIL:

Oil change too long?? – [Should we use a shorter oil change time in winter??, to stop the oil degradation] Not using 5W-30 diesel motor oil

Type […]

UPDATE and CHECKLIST for Fuel

Fuel supply for 4JX1 motor:

UPDATE and CHECKLIST:

Is fuel through to banjo at the front of head? [17mm ring spanner and loosen, don’t remove]; Is there fuel at filter head?? [10-mm spanner loosen before pushing bleed knob, then tighten before releasing to ensure fuel not dropped back to the tank]; If fuel there, engine […]

Injector Sleeve Puller

Sleeve Puller

This is a Computer Engineered, precision made item, from the correct spring steel and properly fits the injector tube for extraction. If there has been silicon used to “fix tubes”, the puller may require adaptions.

For sale at $145AU, plus postage and handling. If overseas, will require mailing extra.

The tool is shown […]